Methods to Clean the Sample Vials (5)

1.If If the cost is sufficient, it is best to use a new one every time.
2.If you want to reuse, cleaning method is also very important, first with strong oxidation cleaning solution (potassium dichromate) soak for 24 hours, then with deionized water in ultrasonic cleaning three times, finally with methanol cleaning once, drying can be used.
3.The vials septa must be replaced with a new one, especially when analyzing pesticide residues, or the quantitative results will be affected.
We have introduced five cleaning methods of chromatographic sample bottles, I hope you can pay attention to the chromatographic sample bottles cleaning.